<!DOCTYPE html>
<html lang="en">
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>登陆</title>
</head>
<body>
    <p th:text="${msg}" style="color: red;"></p>
    <form th:action="@{/login}" method="post">
        <p>用户名：<input type="text" name="username"></input></p>
        <p>密码：<input type="password" name="password"></input></p>
        <p><input type="submit" value="登陆"></p>
    </form>
</body>
</html>